Home / 9,885,783.80-14,810,013.30-5,077,105.40

Finding the Fourth Proportional to 9,885,783.80, 14,810,013.30 and 5,077,105.40

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Solution

The fourth proportional to 9,885,783.80, 14,810,013.30 and 5,077,105.40 is: 7,606,073.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,885,783.80 : 14,810,013.30 = 5,077,105.40 : x
  2. Step 2: Convert to fraction form
    9,885,783.80/14,810,013.30 = 5,077,105.40/x
  3. Step 3: Cross multiply
    9,885,783.80x = 14,810,013.30 × 5,077,105.40
  4. Step 4: Simplify right side
    9,885,783.80x = 75,191,998,499,501.83
  5. Step 5: Solve for x
    x = 75,191,998,499,501.83/9,885,783.80
  6. Step 6: Final answer
    x = 7,606,073.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.